Mel Asberry
Mel Asberry is an experienced Designated Airworthiness Representative specializing in Experimental/Amateur-Built aircraft. He and his wife, Ann, have built seven amateur-built airplanes including two ultralight types, a Moni Motorglider, a Dragonfly Mk2, two RV-6s and a Zenair CH 601HDS. They are currently building a scratch-built biplane.
Changing the Propeller, Can I Add Seats?
Question: I am upgrading the propeller on my aircraft and was wondering if you might be able to help me out. My situation is as follows: I bought my aircraft from an estate as the builder has passed away. The aircraft was certified in 1999, which makes it 20 years old, the propeller is the […]
Ask the DAR
Modifying different types of Light Sport Aircraft, updating Phase II operating limitations.
Ask the DAR
Repairman certificate eligibility, who to list as the manufacturer, installing ADS-B equipment.
Ask the DAR
SLSA max empty weight, sailplane condition inspections, licensing a RANS S-7LS as an ELSA.
In Case You Missed it
Touchscreen Shootout
Dynon SkyView Touch versus Garmin G3X touch. Two capable and powerful systems set a new standard for Experimental and LSA avionics.
Aero ‘lectrics
Jim Weir presses the venerable LM317 variable voltage regulator (plus a few other parts) into service as a way to juice up a discharged battery.
All About Avionics
A clear definition of the mission along with a realistic assessment of the type of flying you'll do are key to successfully completing an avionics retrofit. By Stein Bruch.
Viewfinder
Marc Cook reminisces about the hours of enjoyment he found working on his GlaStar Sportsman.
